mirror of https://github.com/xzeldon/htop.git
68 lines
1.9 KiB
C
68 lines
1.9 KiB
C
/*
|
|
htop - SignalsPanel.c
|
|
(C) 2004-2011 Hisham H. Muhammad
|
|
Released under the GNU GPL, see the COPYING file
|
|
in the source distribution for its full text.
|
|
*/
|
|
|
|
#include "Panel.h"
|
|
#include "SignalsPanel.h"
|
|
#include "Platform.h"
|
|
|
|
#include "ListItem.h"
|
|
#include "RichString.h"
|
|
|
|
#include <stdlib.h>
|
|
#include <assert.h>
|
|
#include <signal.h>
|
|
|
|
#include <ctype.h>
|
|
|
|
/*{
|
|
|
|
typedef struct SignalItem_ {
|
|
const char* name;
|
|
int number;
|
|
} SignalItem;
|
|
|
|
}*/
|
|
|
|
Panel* SignalsPanel_new() {
|
|
Panel* this = Panel_new(1, 1, 1, 1, true, Class(ListItem), FunctionBar_newEnterEsc("Send ", "Cancel "));
|
|
const int defaultSignal = SIGTERM;
|
|
int defaultPosition = 15;
|
|
unsigned int i;
|
|
for (i = 0; i < Platform_numberOfSignals; i++) {
|
|
Panel_set(this, i, (Object*) ListItem_new(Platform_signals[i].name, Platform_signals[i].number));
|
|
// signal 15 is not always the 15th signal in the table
|
|
if (Platform_signals[i].number == defaultSignal) {
|
|
defaultPosition = i;
|
|
}
|
|
}
|
|
#if (defined(SIGRTMIN) && defined(SIGRTMAX))
|
|
// Real-time signals.
|
|
// SIGRTMIN and SIGRTMAX expand to libc internal functions and we have to
|
|
// grab their numbers at runtime.
|
|
static char buf[15]; // 15 == sizeof("xx SIGRTMIN+nn")
|
|
int rtmax;
|
|
for (int sig = SIGRTMIN; sig <= (rtmax = SIGRTMAX); i++, sig++) {
|
|
// Every signal between SIGRTMIN and SIGRTMAX are denoted in "SIGRTMIN+n"
|
|
// notation. This matches glibc's strsignal(3) behavior.
|
|
// We deviate from behaviors of Bash, ksh and Solaris intentionally.
|
|
if (sig == rtmax) {
|
|
snprintf(buf, 15, "%2d SIGRTMAX", sig);
|
|
} else {
|
|
int n = sig - SIGRTMIN;
|
|
snprintf(buf, 15, "%2d SIGRTMIN%+d", sig, n);
|
|
if (n == 0) {
|
|
buf[11] = '\0';
|
|
}
|
|
}
|
|
Panel_set(this, i, (Object*) ListItem_new(buf, sig));
|
|
}
|
|
#endif
|
|
Panel_setHeader(this, "Send signal:");
|
|
Panel_setSelected(this, defaultPosition);
|
|
return this;
|
|
}
|